Ambient office = 89 nanosieverts per hour

 

Ambient outside = 51 nanosieverts per hour

 

Soil exposed to rain water = 64 nanosieverts per hour

 

Gala Apple from Top Foods = 77 nanosieverts per hour

 

Tap water = 86 nanosieverts per hour

 

Filtered water = 64 nanosieverts per hour